n.電火花器

Some bright spark has left the tap running all night. 哪個小淘氣干的聰明事，讓水龍頭開了一夜。

A spark touched off the gunpowder. 一粒火星引起了火藥爆炸。

John is the spark plug on his rowing team. 約翰是劃船隊的中堅分子。

Local fighting might spark off a major war. 局部戰(zhàn)斗有可能引發(fā)一場大規(guī)模戰(zhàn)爭。

There was a wild spark in his eyes. 他的兩眼炯炯發(fā)光。

He hasn't a spark of generosity in him. 他一點也不慷慨。